To configure integrated NLB, open Network Load Balancing from the Admin menu. Then, click on Add and specify the IP and subnet mask. Keep in mind that you should be configuring the VIP for the external interface. After you click OK, select the NLB mode and click OK.
Once you have defined your Virtual IP, you can switch the main trunk configuration to Integrated NLB. If you have configured more than one VIP, you can use the drop-down to select the VIP you wish to use for this trunk. You can also click the Add button as a shortcut to the NLB configuration screen.
Note that if, after configuring integrated NLB, you go to the NLB configuration screen again, you will find that the "in use" column for that IP will now show "yes", and you will not be able to remove that VIP from the list. If you need to make a change, you can edit it, but if you want to remove it completely, you must first switch the trunk to use another NLB VIP or non-integrated NLB.
Now that you have an...